/* Trang con, menu, liên kết thay cho nút, thương hiệu. */

/* Liên kết dùng giao diện của nút cũ */
a.genre-tile { text-decoration: none; }
a.product-cover-button { text-decoration: none; }
a.product-title-button { text-decoration: none; color: inherit; }
a.secondary-button, a.add-button, a.text-button { text-decoration: none; color: var(--muted-strong); }
a.hero-book { text-decoration: none; }
a.featured-genre { text-decoration: none; }
a.featured-genre:hover { border-color: #cfbbff; color: #fff; }
.genre-tag { text-decoration: none; }

/* Bỏ qua tới nội dung */
.skip-link {
  position: fixed; z-index: 100; top: 8px; left: 8px; padding: 10px 14px;
  background: #fff; color: #090b17; font-size: 13px; font-weight: 600;
  transform: translateY(-160%); transition: transform 160ms ease;
}
.skip-link:focus { transform: none; }

/* Header: menu + thể loại */
.site-header { gap: 16px; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.main-nav { position: relative; }
.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  padding: 8px 0; border: 0; background: transparent; color: var(--muted);
  cursor: pointer; font-size: 12px; transition: color 160ms ease;
}
.nav-dropdown-toggle:hover, .nav-dropdown.is-open .nav-dropdown-toggle { color: var(--text); }
.nav-dropdown-menu {
  position: absolute; z-index: 30; top: calc(100% + 10px); left: -14px;
  display: none; min-width: 210px; margin: 0; padding: 8px; list-style: none;
  border: 1px solid var(--line); background: rgba(12, 14, 26, 0.97);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
}
.nav-dropdown.is-open .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px;
  color: var(--muted-strong); font-size: 12px; text-decoration: none;
}
.nav-dropdown-menu a:hover, .nav-dropdown-menu a:focus-visible { background: rgba(255,255,255,0.06); color: var(--text); }
.nav-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--category-accent, #a98bff); box-shadow: 0 0 10px var(--category-accent, #a98bff); }
.menu-toggle {
  display: none; width: 42px; height: 42px; padding: 0; border: 1px solid rgba(185,165,255,0.48);
  border-radius: 3px; background: transparent; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.menu-toggle span { display: block; width: 18px; height: 2px; background: var(--text); transition: transform 180ms ease, opacity 180ms ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 640px) {
  .menu-toggle { display: inline-flex; }
  .main-nav {
    position: absolute; z-index: 40; top: 100%; right: 0; left: 0;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 18px 14px; border: 1px solid var(--line); background: rgba(9, 11, 23, 0.98);
  }
  body.menu-open .main-nav { display: flex; }
  .main-nav > a, .nav-dropdown-toggle { padding: 13px 0; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; }
  .nav-dropdown-toggle { width: 100%; }
  .nav-dropdown-menu { position: static; box-shadow: none; border: 0; padding: 0 0 0 10px; background: transparent; }
}

/* Thanh đang phát: có nút dừng */
.now-playing { pointer-events: auto; }
.now-playing-stop {
  margin-left: auto; width: 30px; height: 30px; border: 1px solid rgba(224,185,99,0.48);
  border-radius: 50%; background: transparent; color: #f5ead1; cursor: pointer; font-size: 10px;
}
.now-playing-stop:hover { background: rgba(224,185,99,0.18); }

/* Nghe thử */
.preview-toggle.is-open { border-color: var(--category-accent); color: var(--text); }
.preview-toggle-icon { margin-right: 6px; font-size: 9px; }
.preview-shell { background: #0c0e1b; }
.preview-shell iframe, .preview-shell audio { display: block; width: 100%; border: 0; }
.mita-embed { display: block; width: 100%; max-width: 100%; border: 0; }
.detail-preview .mita-embed { min-height: 120px; }
.product-actions { flex-wrap: wrap; }
.category-button small { margin-left: 6px; opacity: 0.7; }

/* TikTok */
.tiktok-mix-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 24px; align-items: start; }
.tiktok-mix { min-width: 0; }
.tiktok-embed-slot { width: 100%; max-width: 360px; min-height: 740px; margin-inline: auto; background: #0c0e1b; }
.tiktok-embed-slot iframe { display: block; width: 100%; height: 740px; border: 0; }
.tiktok-mix .tiktok-fallback { display: inline-block; margin-top: 10px; }

/* Breadcrumb */
.breadcrumb { margin-bottom: 26px; color: var(--muted); font-size: 11px; letter-spacing: 0.04em; }
.breadcrumb a { color: var(--muted-strong); text-decoration: none; }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb [aria-current] { color: var(--text); }

/* Trang thể loại */
.genre-page { --accent: var(--category-accent); }
.genre-hero { padding-top: 54px; padding-bottom: 20px; }
.genre-hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(240px, 0.9fr); gap: clamp(28px, 6vw, 72px); align-items: center; }
.genre-hero-copy h1 {
  margin: 8px 0 14px; font-family: "Barlow Condensed", Impact, sans-serif;
  font-size: clamp(54px, 9vw, 116px); font-weight: 600; letter-spacing: -0.02em; line-height: 0.92;
  background: linear-gradient(120deg, #fff, var(--category-accent-alt) 55%, var(--category-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.genre-hero-description { max-width: 520px; margin: 0 0 24px; color: var(--muted-strong); font-size: 15px; line-height: 1.75; }
.genre-hero-art {
  position: relative; aspect-ratio: 1; overflow: hidden; border: 1px solid color-mix(in srgb, var(--category-accent) 50%, transparent);
  background: #0e0d0b; box-shadow: 0 30px 70px color-mix(in srgb, var(--category-accent) 22%, transparent);
}
.genre-hero-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.genre-hero-art .genre-effect { opacity: 1; }
.genre-more { padding-top: 20px; padding-bottom: 80px; }
.genre-more h2 { font-family: "Barlow Condensed", Impact, sans-serif; font-size: clamp(26px, 4vw, 38px); font-weight: 500; }
.genre-more h2 span { color: var(--violet); }
.genre-chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.genre-chip {
  padding: 10px 16px; border: 1px solid color-mix(in srgb, var(--category-accent) 55%, transparent);
  border-radius: 999px; color: var(--text); font-size: 12px; text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}
.genre-chip:hover, .genre-chip:focus-visible { background: color-mix(in srgb, var(--category-accent) 22%, transparent); transform: translateY(-2px); }
@media (max-width: 760px) { .genre-hero-grid { grid-template-columns: 1fr; } .genre-hero-art { max-width: 380px; } }

/* Trang chi tiết */
.detail-copy h1 { margin: 0 0 12px; font-family: "Barlow Condensed", Impact, sans-serif; font-size: clamp(42px, 6vw, 72px); font-weight: 500; letter-spacing: -0.02em; line-height: 0.98; }
.detail-copy .genre-tag { display: inline-block; margin-bottom: 12px; padding: 5px 10px; border: 1px solid var(--category-accent); color: var(--category-accent-alt); }
@media (max-width: 760px) { .detail-layout { grid-template-columns: 1fr; } }

/* 404, tìm kiếm */
.notfound-page, .search-page { padding-top: 70px; padding-bottom: 100px; }
.notfound-page h1, .search-page h1 { margin: 6px 0 14px; font-family: "Barlow Condensed", Impact, sans-serif; font-size: clamp(42px, 7vw, 84px); font-weight: 500; line-height: 1; }
.notfound-page h1 span, .search-page h1 span { color: var(--violet); }
.notfound-page p { max-width: 520px; color: var(--muted-strong); line-height: 1.7; }
.search-form { display: flex; gap: 10px; max-width: 520px; margin: 22px 0; }
.search-form label { flex: 1; }
.search-form .search-field, .search-form input[type="search"] {
  width: 100%; min-height: 44px; padding: 0 14px; border: 1px solid var(--line); border-radius: 2px; background: var(--surface); color: var(--text);
}
.search-form input[type="submit"], .search-form .search-submit {
  min-height: 44px; padding: 0 18px; border: 1px solid var(--violet); border-radius: 2px; background: transparent; color: var(--text); cursor: pointer;
}
.navigation.pagination { margin: 40px 0 0; }
.navigation.pagination .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.navigation.pagination .page-numbers { min-width: 40px; padding: 10px 14px; border: 1px solid var(--line); color: var(--muted-strong); text-align: center; text-decoration: none; font-size: 12px; }
.navigation.pagination .page-numbers.current, .navigation.pagination a.page-numbers:hover { border-color: var(--violet); color: var(--text); }
.screen-reader-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Trang con: header nằm trong luồng, không đè lên nội dung */
body:not(.home) .site-header { position: relative; left: auto; top: auto; transform: none; margin-inline: auto; }
.menu-open .site-header { z-index: 50; }